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[media] media: Use the new media graph walk interface 

The media graph walk requires initialisation and cleanup soon. Update the
users to perform the soon necessary API calls.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Sakari Ailus 2015-12-16 15:32:23 +02:00 committed by Mauro Carvalho Chehab
parent e03d220336
commit 106b9907c3
1 changed files with 11 additions and 1 deletions
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12
drivers/media/media-entity.c
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@ -383,7 +383,13 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity,
mutex_lock(&mdev->graph_mutex);
media_entity_graph_walk_start(graph, entity);
ret = media_entity_graph_walk_init(&pipe->graph, mdev);
if (ret) {
mutex_unlock(&mdev->graph_mutex);
return ret;
}
media_entity_graph_walk_start(&pipe->graph, entity);
while ((entity = media_entity_graph_walk_next(graph))) {
DECLARE_BITMAP(active, MEDIA_ENTITY_MAX_PADS);
@ -481,6 +487,8 @@ error:
break;
}
media_entity_graph_walk_cleanup(graph);
mutex_unlock(&mdev->graph_mutex);
return ret;
@ -502,6 +510,8 @@ void media_entity_pipeline_stop(struct media_entity *entity)
entity->pipe = NULL;
}
media_entity_graph_walk_cleanup(graph);
mutex_unlock(&mdev->graph_mutex);
}
EXPORT_SYMBOL_GPL(media_entity_pipeline_stop);